TeV-scale Gravity: Detecting Black Holes with Cosmic Ray Air ShowersEun-Joo Ahn, Marco CavagliaNeutrinos and Explosive Events in the Universe, Proceedings of the 14th Course of the International School of Cosmic Rays Astrophysics, a NATO Advanced Study Institute, held in Erice, Italy, 2-13 July 2004. Edited by Maurice M. Shapiro, Stanev Todor, an